Home / 4,645.88-6,411.31-2,550.05

Finding the Fourth Proportional to 4,645.88, 6,411.31 and 2,550.05

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Solution

The fourth proportional to 4,645.88, 6,411.31 and 2,550.05 is: 3,519.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.88 : 6,411.31 = 2,550.05 : x
  2. Step 2: Convert to fraction form
    4,645.88/6,411.31 = 2,550.05/x
  3. Step 3: Cross multiply
    4,645.88x = 6,411.31 × 2,550.05
  4. Step 4: Simplify right side
    4,645.88x = 16,349,161.07
  5. Step 5: Solve for x
    x = 16,349,161.07/4,645.88
  6. Step 6: Final answer
    x = 3,519.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.